Key Laboratory of Marine Environmental Science and Ecology Ministry of Education Ocean University of China Qingdao 266100 China;
Key Laboratory of Experimental Marine Biology Institute of Oceanology Chinese Academy of Sciences Qingdao 266071 China;
Nantong Research and Development Center of Marine Science and Technology Institute of Oceanology Chinese Academy of Sciences Nantong 226019 China;
Zhonglu Environmental and Engineering Assessment Center of Shandong Province Jinan 250013 China;
antioxidant; enzyme; Calvin; cycle; high; temperature; tolerance; photoprotection; photosynthesis; Chlorella; pyrenoidosa;